HSA.REI.B.3: Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters.

Also written as A-REI.3 or A.REI.3

Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters.

Example Problems
Solve for x:
Solve for x:
Solve for x:
Khan Academy Resources
Compound inequalities reviewLinear equations with unknown coefficientsCompound inequalitiesMulti-step linear inequalitiesCompound inequalities: ORCompound inequalities: ANDA compound inequality with no solutionDouble inequalitiesCompound inequalities examplesLinear equations with unknown coefficients
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